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Optical Effects
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August 2, 2026
A spiral of Altocumulus spotted over Tucson, Arizona, US
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July 27, 2026
Altocumulus undulatus spotted over Tucson, Arizona, US
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July 25, 2026
Cumulonimbus spotted during the monsoon season, over the Santa Catalina Mountains, near Oro Valley, Tucson, Arizona, US
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July 24, 2026
A dissipating Cumulonimbus spotted shortly before sunset, northwest of Tucson, Arizona, US
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